./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d554aa2ddd753c54eae3eaa938a78036ee261f5c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d554aa2ddd753c54eae3eaa938a78036ee261f5c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:49,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:49,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:49,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:49,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:49,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:49,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:49,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:49,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:49,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:49,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:49,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:49,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:49,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:49,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:49,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:49,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:49,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:49,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:49,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:49,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:49,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:49,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:49,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:49,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:49,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:49,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:49,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:49,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:49,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:49,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:49,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:49,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:49,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:49,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:49,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:49,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:49,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:49,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:49,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:49,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:49,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:49,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:49,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:49,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:49,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:49,934 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:49,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:49,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:49,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:49,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:49,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:49,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:49,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:49,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:49,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:49,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:49,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:49,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:49,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:49,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:49,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:49,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:49,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:49,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:49,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:49,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:49,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:49,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:49,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:49,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d554aa2ddd753c54eae3eaa938a78036ee261f5c [2019-11-26 17:13:50,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:50,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:50,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:50,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:50,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:50,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:50,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6349216/8631d51d1e984f2ab7567696aa2a2f54/FLAG05bd9fa94 [2019-11-26 17:13:51,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:51,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:51,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6349216/8631d51d1e984f2ab7567696aa2a2f54/FLAG05bd9fa94 [2019-11-26 17:13:51,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6349216/8631d51d1e984f2ab7567696aa2a2f54 [2019-11-26 17:13:51,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:51,892 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:51,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:51,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:51,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:51,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:51, skipping insertion in model container [2019-11-26 17:13:51,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:51" (1/1) ... [2019-11-26 17:13:51,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:52,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:52,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:52,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:52,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:52,809 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:52,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52 WrapperNode [2019-11-26 17:13:52,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:52,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:52,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:52,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:52,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:52,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:52,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:52,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:52,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:52" (1/1) ... [2019-11-26 17:13:52,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:52,999 INFO L168 Benchmark]: Toolchain (without parser) took 1103.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:53,012 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:53,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 910.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:53,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:53,021 INFO L168 Benchmark]: Boogie Preprocessor took 71.04 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:53,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 910.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.26 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.04 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:56,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:56,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:56,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:56,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:56,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:56,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:56,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:56,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:56,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:56,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:56,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:56,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:56,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:56,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:56,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:56,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:56,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:56,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:56,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:56,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:56,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:56,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:56,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:57,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:57,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:57,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:57,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:57,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:57,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:57,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:57,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:57,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:57,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:57,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:57,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:57,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:57,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:57,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:57,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:57,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:57,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:57,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:57,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:57,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:57,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:57,070 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:57,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:57,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:57,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:57,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:57,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:57,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:57,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:57,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:57,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:57,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:57,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:57,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:57,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:57,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:57,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:57,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:57,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:57,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:57,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:57,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:57,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:57,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:57,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:57,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:57,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:57,083 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d554aa2ddd753c54eae3eaa938a78036ee261f5c [2019-11-26 17:13:57,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:57,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:57,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:57,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:57,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:57,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:57,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53118227b/bb0821c88e60497a8b4364170ada345f/FLAG72dcc1b95 [2019-11-26 17:13:58,871 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:58,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.1.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:58,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53118227b/bb0821c88e60497a8b4364170ada345f/FLAG72dcc1b95 [2019-11-26 17:13:59,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53118227b/bb0821c88e60497a8b4364170ada345f [2019-11-26 17:13:59,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:59,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:59,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:59,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:59,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:59,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:59" (1/1) ... [2019-11-26 17:13:59,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:59, skipping insertion in model container [2019-11-26 17:13:59,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:59" (1/1) ... [2019-11-26 17:13:59,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:59,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:59,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:59,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:00,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:00,089 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:00,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00 WrapperNode [2019-11-26 17:14:00,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:00,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:00,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:00,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:00,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:00,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:00,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:00,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:00,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:00" (1/1) ... [2019-11-26 17:14:00,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:00,322 INFO L168 Benchmark]: Toolchain (without parser) took 1235.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:00,324 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:00,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1008.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:00,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.76 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:00,332 INFO L168 Benchmark]: Boogie Preprocessor took 108.11 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:00,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1008.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 105.76 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.11 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...